Magpul Ar-15 Ctr Stock Collapsible Mil-Spec Fde - Stock & Brace for AR-15 - view 1
Magpul Ar-15 Ctr Stock Collapsible Mil-Spec Fde - Stock & Brace for AR-15 - view 2
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Magpul

Overview

The Magpul AR-15 CTR Stock is a collapsible stock designed for Mil-Spec buffer tubes, providing a secure fit and the ability to adjust length for optimal shooting comfort. Constructed from durable polymer, this stock enhances stability while minimizing weight, making it suitable for various shooting scenarios. You’ll often find this stock in builds featuring a Mid-Length gas system chambered for 5.56 NATO, where its ergonomic design and functionality can be fully utilized.

Specifications

MPNMAG310-FDE
ColorFDE
MaterialPolymer
Tube SpecMil-Spec
Stock TypeCollapsible

Available Merchants(10)

Prices checked

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Sportsmans Outdoor Superstore logo
Sportsmans Outdoor Superstore
Flat rate shipping
Shipping Speed
In Stock
$55.76
BattleHawk Armory logo
BattleHawk Armory
Shipping varies
Shipping Speed
In Stock
$61.70
Optics Planet logo
Optics Planet
Free shipping
Shipping Speed
In Stock
$61.99
Primary Arms logo
Primary Arms
Free shipping over $99
Shipping Speed
In Stock
$66.45
Classic Firearms logo
Classic Firearms
Shipping varies
Shipping Speed
In Stock
$66.45
Magpul logo
Magpul
Free shipping over $75
Shipping Speed
In Stock
$69.95
Guns.com logo
Guns.com
Free shipping
Shipping Speed
Stock Unknown
$61.70
KY Gun Company logo
KY Gun Company
Flat rate shipping
Shipping Speed
Out of Stock
$47.99
Brownells logo
Brownells
Free shipping over $99
Shipping Speed
Out of Stock
$56.99
Sportsman Warehouse logo
Sportsman Warehouse
Free shipping
Shipping Speed
Out of Stock
$59.99

October 2026 so far on GunPartPicker

Magpul AR-15 CTR Stock Collapsible Mil-Spec FDE ranks #11 of the 243 stocks and braces builders have added on GunPartPicker so far in October 2026, behind the Magpul MOE SL-M Carbine Stock Mil-Spec OD Green, with about 2% of all stocks and braces added to builds. Up from #12 in September. Builds with this stock are mostly chambered in 5.56 NATO (78%), split between mid-length (58%) and carbine-length (25%) gas systems, and mostly AR-15 (94%).

Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 6 of the 10 retailers we track have it in stock. The best price crept up from $47.99 to $52.99 over September 2026. Buying today, the lowest price is $55.76 at Sportsmans Outdoor Superstore, above September's low of $47.99, so a better deal may come back.

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Frequently Built With

The part most often added in each category by hundreds of builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

93.6%
AR-1593.6%
AR-104.1%
AR-92.3%

Caliber

78.3%
5.56 NATO78.3%
.223 Wylde7%
300 Blackout6.4%
.308 Win3.8%
7.62x39mm1.3%
Other3%

Gas System

58.3%
Mid-Length58.3%
Carbine25%
Pistol7.4%
Rifle7.4%
Blowback0.9%
Other0.9%

Builds Featuring This Part

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Builds in the community that include the Magpul Ar-15 Ctr Stock Collapsible Mil-Spec Fde

BuildPartsTotal
LMT 14.5" 5.56 build
LMT 14.5" 5.56
14$3178.02
fn america 11.5" 5.56 build
fn america 11.5" 5.56
20$4086.03
battle arms 11.5" 5.56 build
battle arms 11.5" 5.56
23$1992.43
recce 16" 5.56 build
recce 16" 5.56
16$838.13
for the range 9" build
for the range 9"
24$1258.81
First 5.56 build build
First 5.56 build
19$1626.52
Wilson Combat 16" build build
Wilson Combat 16" build
24$1112.99
PSA 16" 5.56 build
PSA 16" 5.56
13$2254.12
For nothing in particular 10.3" build
For nothing in particular 10.3"
7$2986.74
My 5.56 build build
My 5.56 build
29$5202.70

Customer reviews

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1 global rating

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Top reviews

R
Rowdy7Z199
Classic CTR
Reviewed on May 4, 2026

the CTR profile is what it is, slim and functional. lock lever holds the position with zero rock. integrated QD socket is positioned right for a single point sling from the carrier shoulder strap

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